Józef Kucia : wined3d: Make "value" optional in wined3d_device_get_predication().

[Alexandre Julliard]

Module: wine
Branch: master
Commit: febf242ff5350842b1e98e9ca29948f1db7a3e38
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=febf242ff5350842b1e98e9ca2...

Author: Józef Kucia <jkucia(a)codeweavers.com>
Date:   Wed May 10 15:54:06 2017 +0200

wined3d: Make "value" optional in wined3d_device_get_predication().

Signed-off-by: Józef Kucia <jkucia(a)codeweavers.com>
Signed-off-by: Henri Verbeet <hverbeet(a)codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard(a)winehq.org>

---

 dlls/wined3d/device.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/dlls/wined3d/device.c b/dlls/wined3d/device.c
index 9aea4f2..4b4baee 100644
--- a/dlls/wined3d/device.c
+++ b/dlls/wined3d/device.c
@@ -3620,7 +3620,8 @@ struct wined3d_query * CDECL wined3d_device_get_predication(struct wined3d_devic
 {
     TRACE("device %p, value %p.\n", device, value);
 
-    *value = device->state.predicate_value;
+    if (value)
+        *value = device->state.predicate_value;
     return device->state.predicate;
 }